Home / 1,310,495.28-1,809,041.49-881,024.51

Finding the Fourth Proportional to 1,310,495.28, 1,809,041.49 and 881,024.51

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Solution

The fourth proportional to 1,310,495.28, 1,809,041.49 and 881,024.51 is: 1,216,188.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,495.28 : 1,809,041.49 = 881,024.51 : x
  2. Step 2: Convert to fraction form
    1,310,495.28/1,809,041.49 = 881,024.51/x
  3. Step 3: Cross multiply
    1,310,495.28x = 1,809,041.49 × 881,024.51
  4. Step 4: Simplify right side
    1,310,495.28x = 1,593,809,883,251.71
  5. Step 5: Solve for x
    x = 1,593,809,883,251.71/1,310,495.28
  6. Step 6: Final answer
    x = 1,216,188.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.